20010841937 has 2 divisors, whose sum is σ = 20010841938. Its totient is φ = 20010841936.

The previous prime is 20010841913. The next prime is 20010841999. The reversal of 20010841937 is 73914801002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19611481681 + 399360256 = 140041^2 + 19984^2 .

It is a cyclic number.

It is not a de Polignac number, because 20010841937 - 2⁸ = 20010841681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20010841897 and 20010841906.

It is not a weakly prime, because it can be changed into another prime (20010841237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005420968 + 10005420969.

It is an arithmetic number, because the mean of its divisors is an integer number (10005420969).

Almost surely, 2^20010841937 is an apocalyptic number.

It is an amenable number.

20010841937 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010841937 is an equidigital number, since it uses as much as digits as its factorization.

20010841937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The spelling of 20010841937 in words is "twenty billion, ten million, eight hundred forty-one thousand, nine hundred thirty-seven".